sweep up patches from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62153 00db46b3-68df-0310-9c12-caf00c1e9a41
port r62155 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62156 00db46b3-68df-0310-9c12-caf00c1e9a41
update

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62157 00db46b3-68df-0310-9c12-caf00c1e9a41
port r62159 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62161 00db46b3-68df-0310-9c12-caf00c1e9a41
ported r62158 [ftable()..] from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62162 00db46b3-68df-0310-9c12-caf00c1e9a41
Port r62163 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62164 00db46b3-68df-0310-9c12-caf00c1e9a41
port r62165 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62166 00db46b3-68df-0310-9c12-caf00c1e9a41
Ported 62167 (set R_Srcref to NULL calling BUILTIN) from trunk.


git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62168 00db46b3-68df-0310-9c12-caf00c1e9a41
Ported 62169 (documentation of R_GC_MEM_GROW) from trunk.


git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62170 00db46b3-68df-0310-9c12-caf00c1e9a41
port r62172,3 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62174 00db46b3-68df-0310-9c12-caf00c1e9a41
port r62176 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62177 00db46b3-68df-0310-9c12-caf00c1e9a41
port r62178 from trunk

git-svn-id: http://svn.r-project.org/R/branches/R-3-0-branch@62179 00db46b3-68df-0310-9c12-caf00c1e9a41